Remote Input Output Digital Module | Emerson 1C31233G01 Ovation
Manufacturer: Emerson
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Part Number: 1C31233G01
Condition：New with Original Package
Product Type: Remote Input Output Modules
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Emerson 1C31233G01 Ovation Remote Input Output Module
Configured for high-precision event capture and digital output switching in Ovation distributed control systems, the Emerson 1C31233G01 (1C31233G01 Remote Input Output Module) provides direct physical/electrical execution.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1C31233G01 |
| Brand | Emerson |
| Origin | United States |
| Weight | 3 kg |
| Dimensions | 30 x 20 x 25 cm |
| Operating Temp | -40 to 70 deg C |
| Power Consumption | ~5 W (bus-powered execution) |
| Digital Channels | 8-16 digital channels (configuration dependent) |
| Input Voltage Range | 24 VDC or 48 VDC single-ended |
| Output Voltage Options | 24 VDC / 48 VDC configurable |
| Event Capture Resolution | 125 us (SOE input mode) |
| Output Response Time | less than or equal to 10 ms (open), less than or equal to 5 ms (close) |
| Isolation Rating | greater than or equal to 500 VDC channel-to-channel; greater than or equal to 2500 VAC module-to-system |
| Load Capacity | 500 mA per channel (resistive load) |
| Maximum Switching Voltage | 250 VAC or 30 VDC |
4-20 mA HART Loop Protocol and Channel-to-Channel Isolation
The remote I/O subsystem coordinates high-speed digital switching and timestamped state transitions over the distributed network. While companion cards handle the 4-20 mA HART loop protocol along with FOUNDATION Fieldbus and PROFIBUS DP connectivity, this module acts as a specialized discrete node. It features a robust galvanic isolation framework certified for greater than or equal to 500 VDC channel-to-channel and greater than or equal to 2500 VAC module-to-system protection. In input mode, the internal architecture executes Sequence of Events (SOE) logging with a physical temporal resolution of 125 us, capturing rapid field switch variations and bypassing network-induced transmission latencies.
Frequently Asked Questions
Q: How does the module handle the state of its digital outputs during a total backplane communication failure?
A: The card incorporates an independent hardware signal holding register. Upon detection of a loss of communication over the Ovation backplane bus, the module maintains its last commanded output state to prevent uncommanded trips of field relays.
Q: Can the 1C31233G01 process a mix of 24 VDC and 48 VDC digital inputs simultaneously on the same block?
A: The hardware supports 24 VDC and 48 VDC voltage levels, but inputs must be grouped and referenced according to the physical channel allocation and common return isolation paths defined by the specific terminal block configuration.
Q: What onboard diagnostic indicators assist field technicians during a live component swap?
A: The module front panel includes a dedicated LED array showing module status, communication integrity, and individual channel states. Integrated overcurrent and fault detection circuits turn on red indicator flags to isolate damaged channels immediately.
Field Installation Guidelines
- Cabinet Environmental Management: Mount the assembly in a sealed industrial enclosure, verifying that internal heating stays below the maximum 70 deg C operational threshold.
- Shield Grounding Infrastructure: Terminate all external digital signal shields at the master copper ground bus bar within the enclosure, ensuring single-ended grounding to suppress common-mode electrical noise.
- Cabling Separation Clearances: Run the low-voltage 24/48 VDC field I/O connections through dedicated wire ways, maintaining a physical clearance of at least 15 cm from high-power AC motor lines.
- Hot-Swap Execution Protocol: Ensure that the anti-static grounding wrist strap is securely connected to the cabinet frame before inserting or extracting the module from the active backplane slot.